From 4b927bc37359dec23f67d3427fc982945f24f404 Mon Sep 17 00:00:00 2001 From: Christian Krinitsin Date: Wed, 21 May 2025 21:21:26 +0200 Subject: add gitlab issues in toml format --- .../host_missing/accel_missing/1780.toml | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 gitlab/issues/target_ppc/host_missing/accel_missing/1780.toml (limited to 'gitlab/issues/target_ppc/host_missing/accel_missing/1780.toml') diff --git a/gitlab/issues/target_ppc/host_missing/accel_missing/1780.toml b/gitlab/issues/target_ppc/host_missing/accel_missing/1780.toml new file mode 100644 index 00000000..d6f883ee --- /dev/null +++ b/gitlab/issues/target_ppc/host_missing/accel_missing/1780.toml @@ -0,0 +1,25 @@ +id = 1780 +title = "PowerPC mishandles xscmpudp instruction" +state = "opened" +created_at = "2023-07-23T02:53:14.731Z" +closed_at = "n/a" +labels = ["target: ppc", "workflow::Triaged"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/1780" +host-os = "Ubuntu 20.04" +host-arch = "x86_64" +qemu-version = "7.0.0" +guest-os = "Ubuntu 20.04" +guest-arch = "PowerPC64" +description = """xscmpudp instruction is mishandled""" +reproduce = """1. Compile the attached program with VSX (e.g. `RUSTFLAGS=-Ctarget-feature=+vsx cargo build --target=powerpc64-unknown-linux-gnu`) +2. Run the program and expect assertions to pass. +3. See assertions fail.""" +additional = """When VSX is disabled, the `fcmpu` instruction is emitted instead (and handled properly). See the offending program: +``` +pub fn main() { + use std::hint::black_box; + assert!(black_box(f64::NAN) + .clamp(black_box(0f64), black_box(0f64)) + .is_nan()); +} +```""" -- cgit 1.4.1